

INCLUDE "sn76489.inc"

defc __IO_PSG = psgport

defc __PSGLIB_PSG_STOPPED = 0
defc __PSGLIB_PSG_PLAYING = 1

defc __PSGLIB_SFX_CHANNEL2 = 0x01
defc __PSGLIB_SFX_CHANNEL3 = 0x02
defc __PSGLIB_SFX_CHANNELS2AND3 = 0x03
